diff options
Diffstat (limited to 'src/gallium/drivers')
| -rw-r--r-- | src/gallium/drivers/vc4/vc4_program.c | 67 |
1 files changed, 42 insertions, 25 deletions
diff --git a/src/gallium/drivers/vc4/vc4_program.c b/src/gallium/drivers/vc4/vc4_program.c index 164257ec763..05e596e733b 100644 --- a/src/gallium/drivers/vc4/vc4_program.c +++ b/src/gallium/drivers/vc4/vc4_program.c @@ -1706,6 +1706,47 @@ ntq_emit_ssa_undef(struct vc4_compile *c, nir_ssa_undef_instr *instr) } static void +ntq_emit_color_read(struct vc4_compile *c, nir_intrinsic_instr *instr) +{ + nir_const_value *const_offset = nir_src_as_const_value(instr->src[0]); + assert(const_offset->u32[0] == 0); + + /* Reads of the per-sample color need to be done in + * order. + */ + int sample_index = (nir_intrinsic_base(instr) - + VC4_NIR_TLB_COLOR_READ_INPUT); + for (int i = 0; i <= sample_index; i++) { + if (c->color_reads[i].file == QFILE_NULL) { + c->color_reads[i] = + qir_TLB_COLOR_READ(c); + } + } + ntq_store_dest(c, &instr->dest, 0, + qir_MOV(c, c->color_reads[sample_index])); +} + +static void +ntq_emit_load_input(struct vc4_compile *c, nir_intrinsic_instr *instr) +{ + assert(instr->num_components == 1); + + nir_const_value *const_offset = nir_src_as_const_value(instr->src[0]); + assert(const_offset && "vc4 doesn't support indirect inputs"); + + if (c->stage == QSTAGE_FRAG && + nir_intrinsic_base(instr) >= VC4_NIR_TLB_COLOR_READ_INPUT) { + ntq_emit_color_read(c, instr); + return; + } + + uint32_t offset = nir_intrinsic_base(instr) + const_offset->u32[0]; + int comp = nir_intrinsic_component(instr); + ntq_store_dest(c, &instr->dest, 0, + qir_MOV(c, c->inputs[offset * 4 + comp])); +} + +static void ntq_emit_intrinsic(struct vc4_compile *c, nir_intrinsic_instr *instr) { nir_const_value *const_offset; @@ -1782,31 +1823,7 @@ ntq_emit_intrinsic(struct vc4_compile *c, nir_intrinsic_instr *instr) break; case nir_intrinsic_load_input: - assert(instr->num_components == 1); - const_offset = nir_src_as_const_value(instr->src[0]); - assert(const_offset && "vc4 doesn't support indirect inputs"); - if (c->stage == QSTAGE_FRAG && - nir_intrinsic_base(instr) >= VC4_NIR_TLB_COLOR_READ_INPUT) { - assert(const_offset->u32[0] == 0); - /* Reads of the per-sample color need to be done in - * order. - */ - int sample_index = (nir_intrinsic_base(instr) - - VC4_NIR_TLB_COLOR_READ_INPUT); - for (int i = 0; i <= sample_index; i++) { - if (c->color_reads[i].file == QFILE_NULL) { - c->color_reads[i] = - qir_TLB_COLOR_READ(c); - } - } - ntq_store_dest(c, &instr->dest, 0, - qir_MOV(c, c->color_reads[sample_index])); - } else { - offset = nir_intrinsic_base(instr) + const_offset->u32[0]; - int comp = nir_intrinsic_component(instr); - ntq_store_dest(c, &instr->dest, 0, - qir_MOV(c, c->inputs[offset * 4 + comp])); - } + ntq_emit_load_input(c, instr); break; case nir_intrinsic_store_output: |